document.write( "Question 1171375: The vally view high school has decided to print their own t-shirts for various teams and clubs.The equipment necessary to print the shirts cost $1,179.The shirts cost $4.75 and will be sold for $7.00. How many shirts must be sold to cover the initial investment ? \n" ); document.write( "

Algebra.Com's Answer #796328 by ikleyn(52908) $\"\"$ $\"About$

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The vally view high school has decided to print their own t-shirts for various teams and clubs.
\n" ); document.write( "The equipment necessary to print the shirts cost $1,179.The shirts cost $4.75 and will be sold for $7.00.
\n" ); document.write( "How many shirts must be sold to cover the initial investment ?
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document.write( "The cost of production is\r\n" );
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document.write( "    C(n) = 1179 + 4.75n dollars\r\n" );
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document.write( "where n is the number of t-shirts.\r\n" );
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document.write( "The revenue is\r\n" );
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document.write( "    R(n) = 7n  dollars.\r\n" );
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document.write( "The break point condition is\r\n" );
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document.write( "    C(n) = R(n),   or   1179 + 4.75n = 7n.\r\n" );
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document.write( "From this equation\r\n" );
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document.write( "    n =  = 524.\r\n" );
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document.write( "ANSWER.  524 t-shirts must be produced and sold.\r\n" );
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